Discover the complete list of Active Pharmaceutical Ingredients (APIs) manufactured or distributed by Wyeth Ayerst Laboratories. View detailed product information, certifications, and sourcing options for each API. Connect with Wyeth Ayerst Laboratories for compliant, high-quality pharmaceutical ingredients trusted by global clients.
Country: U.S.A.
Supplier Description: Wyeth-Ayerst Laboratories was the pharmaceutical arm of American Home Products (AHP), formed through the merger of Wyeth and Ayerst to focus on prescription drugs, vaccines, and biotechnology. They were widely recognized for major products such as Premarin and Effexor and operated extensive global research, development, and manufacturing activities, including significant facilities in Pearl River, New York, and Rouses Point, New York. In 2002, American Home Products rebranded as Wyeth, and they were later acquired by Pfizer in 2009, integrating their operations into Pfizer’s global pharmaceutical network. - Show More
